Century Crane Engineers [P] Ltd manufactures Bridge Type Co-ordinate Measurement Machines - CMM. Century Crane Engineers [P] Ltd supplies products in area of manufacturing automation and metrology. Bridge Type Co-ordinate Measurement Machines - CMM is superior precision, high-performance and high stability machine. Bridge Type Co-ordinate Measurement Machines - CMM with its perfect style and rigidity features a lightweight closed frame moving bridge structure thereby offering the best stability at high speed motions. This machine has a unique 45° slant hollow granite bridge that offers excellent mechanical rigidity and stability.